/* Qingdao Zhongsu Machinery - Site Styles */
:root {
  --orange: #e4903a;
  --orange-dark: #c9772a;
  --red: #C1272D;
  --dark: #1f2733;
  --dark2: #2b3648;
  --text: #444;
  --text-light: #777;
  --bg: #ffffff;
  --bg-gray: #f5f7fa;
  --border: #e8ecf1;
  --radius: 6px;
  --shadow: 0 2px 16px rgba(30, 40, 60, .08);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
  color: var(--text);
  font-size: 15px;
  line-height: 1.7;
  background: var(--bg);
}
h1, h2, h3, h4, .oswald { font-family: 'Oswald', Arial, sans-serif; font-weight: 500; color: var(--dark); text-transform: uppercase; letter-spacing: .5px; }
a { color: var(--orange-dark); text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container { width: min(1200px, 92%); margin: 0 auto; }

/* ---------- Buttons ---------- */
.btn { display: inline-block; padding: 10px 26px; border-radius: 4px; font-family: 'Oswald', Arial, sans-serif; font-size: 15px; letter-spacing: 1px; text-transform: uppercase; cursor: pointer; border: none; transition: .25s; }
.btn-primary { background: var(--orange); color: #fff; }
.btn-primary:hover { background: var(--orange-dark); }
.btn-outline { background: transparent; color: #fff; border: 1px solid #fff; }
.btn-outline:hover { background: #fff; color: var(--dark); }
.btn-dark { background: var(--dark); color: #fff; }
.btn-dark:hover { background: var(--orange); }

/* ---------- Top info bar ---------- */
.topbar { background: #f6f8fb; border-bottom: 1px solid var(--border); color: #46536a; font-size: 13.5px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; gap: 14px; flex-wrap: wrap; }
.tb-left { display: flex; align-items: center; gap: 11px; flex-wrap: wrap; }
.tb-item { display: inline-flex; align-items: center; gap: 7px; color: #46536a; white-space: nowrap; }
.tb-item svg.ci { width: 15px; height: 15px; fill: var(--red); flex: none; }
.tb-item:hover { color: var(--red); }
.tb-item.tb-wa svg.ci { fill: #25D366; }
.tb-sep { width: 1px; height: 14px; background: #dde3ec; }
.tb-socials { display: flex; align-items: center; gap: 8px; }
.tb-socials .tb-follow { color: #8b95a5; font-size: 11.5px; letter-spacing: 1px; text-transform: uppercase; margin-right: 2px; }
.tb-socials a { width: 26px; height: 26px; border-radius: 50%; background: var(--dark2); display: inline-flex; align-items: center; justify-content: center; transition: .2s; }
.tb-socials a:hover { background: var(--red); }
.tb-socials img { width: 13px; height: 13px; }

/* ---------- Header ---------- */
header.site-header { background: #fff; box-shadow: 0 1px 0 var(--border); position: sticky; top: 0; z-index: 100; }
.header-main { display: flex; align-items: center; gap: 26px; padding: 12px 0; position: relative; }
.brand { display: flex; align-items: center; gap: 13px; flex: none; }
.brand img.logo { height: 56px; width: auto; }
.brand .brand-text { font-family: 'Oswald', Arial, sans-serif; font-size: 17px; color: var(--dark); text-transform: uppercase; line-height: 1.25; max-width: 250px; }
.brand .brand-text small { display: block; font-family: Arial, sans-serif; font-size: 11px; color: var(--text-light); text-transform: none; letter-spacing: 0; line-height: 1.35; }

/* ---------- Nav (inline, evenly spread) ---------- */
nav.main-nav { flex: 1 1 auto; min-width: 0; }
nav.main-nav ul { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
nav.main-nav li { position: relative; }
nav.main-nav > ul > li > a { display: inline-flex; align-items: center; gap: 6px; position: relative; padding: 14px 2px; color: var(--dark); font-family: 'Oswald', Arial, sans-serif; font-size: 15.5px; letter-spacing: .8px; text-transform: uppercase; white-space: nowrap; transition: color .22s; }
nav.main-nav > ul > li > a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 6px; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: center; transition: transform .25s; }
nav.main-nav > ul > li > a:hover, nav.main-nav > ul > li.active > a { color: var(--red); }
nav.main-nav > ul > li > a:hover::after, nav.main-nav > ul > li.active > a::after { transform: scaleX(1); }
nav.main-nav svg.chev { width: 15px; height: 15px; fill: currentColor; }
nav.main-nav a.a-admin { color: #9aa5b4; font-size: 13.5px; letter-spacing: .5px; }
nav.main-nav ul.submenu { display: none; position: absolute; top: 100%; left: 0; min-width: 340px; background: #fff; border-top: 2px solid var(--red); box-shadow: 0 12px 34px rgba(20,30,45,.16); padding: 8px 0; z-index: 60; }
nav.main-nav li:hover > ul.submenu, nav.main-nav li.open > ul.submenu { display: block; }
nav.main-nav ul.submenu a { display: block; padding: 11px 20px; color: var(--text); font-size: 13.5px; line-height: 1.5; white-space: normal; }
nav.main-nav ul.submenu li + li a { border-top: 1px solid var(--border); }
nav.main-nav ul.submenu a:hover { color: var(--red); background: #f8fafc; }

/* ---------- Header search ---------- */
.hd-search { display: flex; align-items: center; flex: none; border: 1px solid #dde3ec; border-radius: 3px; overflow: hidden; background: #fff; }
.hd-search input { border: none; outline: none; padding: 11px 13px; width: 155px; font-size: 13.5px; font-family: Arial, sans-serif; color: var(--text); }
.hd-search input::placeholder { color: #9aa5b4; }
.hd-search button { border: none; background: var(--red); color: #fff; padding: 12px 20px; font-family: 'Oswald', Arial, sans-serif; font-size: 13.5px; letter-spacing: .8px; text-transform: uppercase; cursor: pointer; transition: .2s; }
.hd-search button:hover { background: #9d1f24; }

/* ---------- Hamburger ---------- */
.menu-toggle { display: none; flex: none; background: #fff; border: 1px solid #dde3ec; border-radius: 4px; width: 46px; height: 42px; align-items: center; justify-content: center; font-size: 20px; color: var(--dark); cursor: pointer; }

/* ---------- Banner ---------- */
.banner { position: relative; overflow: hidden; background: #222; }
.banner-slide { display: none; position: relative; height: 480px; }
.banner-slide.active { display: block; animation: fadeIn .6s; }
.banner-slide img { width: 100%; height: 100%; object-fit: cover; }
.banner-dots { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 3; }
.banner-dots span { width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,.5); cursor: pointer; transition: .2s; }
.banner-dots span.active { background: var(--orange); transform: scale(1.2); }
.banner-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; background: rgba(0,0,0,.35); color: #fff; border: none; font-size: 26px; width: 46px; height: 46px; cursor: pointer; border-radius: 50%; transition: .2s; }
.banner-arrow:hover { background: var(--orange); }
.banner-arrow.prev { left: 18px; } .banner-arrow.next { right: 18px; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ---------- Sections ---------- */
section.sec { padding: 70px 0; }
section.sec-gray { background: var(--bg-gray); }
.sec-head { text-align: center; margin-bottom: 45px; }
.sec-head h2 { font-size: 32px; position: relative; display: inline-block; padding-bottom: 14px; }
.sec-head h2::after { content: ""; position: absolute; left: 50%; transform: translateX(-50%); bottom: 0; width: 60px; height: 3px; background: var(--orange); }
.sec-head p { color: var(--text-light); margin-top: 12px; max-width: 760px; margin-left: auto; margin-right: auto; }

/* ---------- Home intro ---------- */
.home-intro { display: flex; gap: 40px; align-items: center; flex-wrap: wrap; }
.home-intro .intro-img { flex: 1 1 420px; position: relative; }
.home-intro .intro-img img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.home-intro .intro-img::before { content: ""; position: absolute; top: 18px; left: -18px; right: 18px; bottom: -18px; border: 2px solid var(--orange); border-radius: var(--radius); z-index: -0; }
.home-intro .intro-text { flex: 1 1 460px; }
.home-intro h2 { font-size: 28px; margin-bottom: 18px; }
.home-intro p { margin-bottom: 14px; color: var(--text); }

/* ---------- Product cards ---------- */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 26px; }
.product-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: .25s; display: flex; flex-direction: column; }
.product-card:hover { box-shadow: 0 8px 26px rgba(30,40,60,.14); transform: translateY(-4px); }
.product-card .pc-img { height: 200px; overflow: hidden; background: #f2f2f2; }
.product-card .pc-img img { width: 100%; height: 100%; object-fit: cover; transition: .35s; }
.product-card:hover .pc-img img { transform: scale(1.06); }
.product-card .pc-body { padding: 18px; flex: 1; display: flex; flex-direction: column; }
.product-card h3 { font-size: 16px; line-height: 1.4; margin-bottom: 10px; }
.product-card h3 a { color: var(--dark); }
.product-card h3 a:hover { color: var(--orange); }
.product-card p { font-size: 13.5px; color: var(--text-light); flex: 1; margin-bottom: 14px; }
.product-card .pc-actions { display: flex; gap: 10px; }
.product-card .pc-actions a { font-family: 'Oswald', Arial; text-transform: uppercase; font-size: 13px; letter-spacing: 1px; padding: 8px 16px; border-radius: 3px; }
.pc-learn { background: var(--dark); color: #fff; }
.pc-learn:hover { background: var(--orange); }
.pc-book { background: var(--orange); color: #fff; }
.pc-book:hover { background: var(--orange-dark); }

/* ---------- Advantages ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 26px; }
.adv-item { background: #fff; border-radius: var(--radius); padding: 34px 24px; text-align: center; box-shadow: var(--shadow); transition: .25s; border-bottom: 3px solid transparent; }
.adv-item:hover { border-bottom-color: var(--orange); transform: translateY(-4px); }
.adv-icon { width: 66px; height: 66px; margin: 0 auto 18px; border-radius: 50%; background: var(--orange); display: flex; align-items: center; justify-content: center; }
.adv-icon svg { width: 34px; height: 34px; fill: #fff; }
.adv-item h3 { font-size: 17px; margin-bottom: 10px; }
.adv-item p { font-size: 13.5px; color: var(--text-light); }

/* ---------- Services ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); gap: 24px; }
.svc-item { background: #fff; border-radius: var(--radius); padding: 26px; border-left: 4px solid var(--orange); box-shadow: var(--shadow); }
.svc-item h3 { font-size: 17px; margin-bottom: 10px; color: var(--dark); }
.svc-item p { font-size: 13.5px; color: var(--text-light); }

/* ---------- News ---------- */
.news-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 26px; }
.news-card { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: .25s; }
.news-card:hover { box-shadow: 0 8px 26px rgba(30,40,60,.14); }
.news-card .nc-img { height: 170px; overflow: hidden; }
.news-card .nc-img img { width: 100%; height: 100%; object-fit: cover; }
.news-card .nc-body { padding: 18px; }
.news-card .nc-date { color: var(--orange); font-size: 12.5px; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; }
.news-card h3 { font-size: 15px; margin: 8px 0; line-height: 1.45; }
.news-card p { font-size: 13px; color: var(--text-light); }

/* ---------- Video section ---------- */
.video-wrap { max-width: 900px; margin: 0 auto; }
.video-wrap video, .video-wrap iframe { width: 100%; border-radius: var(--radius); display: block; }
.video-wrap iframe { height: 506px; border: none; }
.video-empty { text-align: center; color: var(--text-light); background: #eef1f5; border: 2px dashed #cdd5df; border-radius: var(--radius); padding: 70px 20px; font-size: 15px; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { background: linear-gradient(rgba(24,32,46,.72), rgba(24,32,46,.72)), url('images/banner-1.jpg') center/cover no-repeat; padding: 66px 0; text-align: center; }
.page-hero h1 { color: #fff; font-size: 36px; }
.page-hero .crumbs { color: #c9d2de; font-size: 13.5px; margin-top: 10px; }
.page-hero .crumbs a { color: #c9d2de; } .page-hero .crumbs a:hover { color: var(--orange); }

/* ---------- About page ---------- */
.about-grid { display: flex; gap: 40px; flex-wrap: wrap; margin-bottom: 50px; }
.about-grid .about-text { flex: 1.2 1 480px; }
.about-grid .about-text h2 { font-size: 24px; margin-bottom: 16px; }
.about-grid .about-text p { margin-bottom: 14px; }
.about-imgs { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 18px; }
.about-imgs img { width: 100%; height: 190px; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow); }

/* ---------- Product detail ---------- */
.pd-wrap { display: flex; gap: 36px; flex-wrap: wrap; }
.pd-gallery { flex: 1 1 460px; }
.pd-main-img { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-bottom: 12px; background: #fafafa; }
.pd-main-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.pd-thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(88px, 1fr)); gap: 8px; }
.pd-thumbs img { width: 100%; height: 70px; object-fit: cover; border-radius: 4px; border: 2px solid transparent; cursor: pointer; transition: .2s; }
.pd-thumbs img:hover, .pd-thumbs img.active { border-color: var(--orange); }
.pd-info { flex: 1 1 420px; }
.pd-info h1 { font-size: 26px; margin-bottom: 16px; }
.pd-info .pd-desc { color: var(--text); margin-bottom: 20px; }
.pd-contact-box { background: var(--bg-gray); border-radius: var(--radius); padding: 22px; margin-bottom: 20px; }
.pd-contact-box h3 { font-size: 17px; margin-bottom: 12px; }
.pd-contact-box a { display: inline-flex; align-items: center; gap: 8px; margin: 6px 14px 6px 0; font-weight: bold; }
.pd-section { margin-top: 46px; }
.pd-section h2 { font-size: 22px; margin-bottom: 18px; padding-left: 12px; border-left: 4px solid var(--orange); }
.pd-section p { margin-bottom: 13px; }

table.params { width: 100%; border-collapse: collapse; margin-top: 8px; }
table.params th, table.params td { border: 1px solid var(--border); padding: 10px 12px; font-size: 13.5px; text-align: center; }
table.params th { background: var(--dark2); color: #fff; font-family: 'Oswald', Arial; font-weight: 400; letter-spacing: .5px; }
table.params tr:nth-child(even) td { background: #fafbfd; }
table.params td:first-child { background: #f3f5f8; font-weight: bold; color: var(--dark); white-space: nowrap; }

/* ---------- Contact page ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 34px; }
.contact-cards .ccard { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; display: flex; gap: 16px; align-items: flex-start; margin-bottom: 18px; box-shadow: var(--shadow); }
.ccard .cc-icon { width: 48px; height: 48px; flex: none; border-radius: 50%; background: var(--orange); display: flex; align-items: center; justify-content: center; }
.ccard .cc-icon svg { width: 24px; height: 24px; fill: #fff; }
.ccard h3 { font-size: 15px; margin-bottom: 6px; }
.ccard a, .ccard p { font-size: 15px; color: var(--dark); font-weight: bold; word-break: break-all; }
.contact-form { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.contact-form h2 { font-size: 20px; margin-bottom: 18px; }
.contact-form label { display: block; font-size: 13px; font-weight: bold; margin: 12px 0 5px; color: var(--dark); }
.contact-form input, .contact-form textarea { width: 100%; padding: 10px 12px; border: 1px solid #ccd4de; border-radius: 4px; font-size: 14px; font-family: inherit; }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--orange); }
.contact-form .form-ok { display: none; margin-top: 14px; padding: 12px; background: #e8f7ec; color: #1e7c3a; border-radius: 4px; font-size: 14px; }

/* ---------- Footer ---------- */
footer.site-footer { background: var(--dark); color: #b9c2cf; padding: 56px 0 0; font-size: 13.5px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 36px; }
.footer-grid h3 { color: #fff; font-size: 16px; margin-bottom: 16px; position: relative; padding-bottom: 10px; }
.footer-grid h3::after { content: ""; position: absolute; left: 0; bottom: 0; width: 34px; height: 2px; background: var(--orange); }
.footer-grid img.flogo { height: 56px; margin-bottom: 14px; }
.footer-grid p { margin-bottom: 6px; }
.footer-grid ul li { margin-bottom: 8px; }
.footer-grid a { color: #b9c2cf; } .footer-grid a:hover { color: var(--orange); }
.footer-bottom { border-top: 1px solid #35405a; padding: 16px 0; text-align: center; font-size: 12.5px; color: #8b96a8; }
.footer-bottom a { color: #8b96a8; text-decoration: underline; }

/* ---------- Responsive ---------- */
@media (max-width: 1300px) {
  .brand .brand-text { font-size: 15px; max-width: 190px; }
  .brand .brand-text small { display: none; }
  nav.main-nav ul { gap: 14px; }
  nav.main-nav > ul > li > a { font-size: 14px; letter-spacing: .4px; }
  .hd-search input { width: 120px; }
}
@media (max-width: 1120px) {
  .brand .brand-text { display: none; }
  .header-main { gap: 18px; }
}
@media (max-width: 980px) {
  .header-main { gap: 14px; flex-wrap: wrap; }
  .menu-toggle { display: inline-flex; margin-left: auto; }
  .hd-search { order: 3; flex: 1 1 100%; }
  .hd-search input { flex: 1; width: auto; }
  nav.main-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-top: 1px solid var(--border); box-shadow: 0 14px 30px rgba(20,30,45,.16); z-index: 120; }
  nav.main-nav.open { display: block; }
  nav.main-nav ul { display: block; }
  nav.main-nav > ul > li > a { display: flex; justify-content: space-between; padding: 14px 20px; font-size: 15px; border-bottom: 1px solid var(--border); }
  nav.main-nav > ul > li > a::after { display: none; }
  nav.main-nav ul.submenu { position: static; display: none; min-width: 0; border-top: none; box-shadow: none; background: #f7f9fc; padding: 0; }
  nav.main-nav li:hover > ul.submenu { display: none; }
  nav.main-nav li.open > ul.submenu { display: block; }
  nav.main-nav ul.submenu a { padding: 11px 32px; }
  nav.main-nav ul.submenu li + li a { border-top: 1px solid #eef1f5; }
  .banner-slide { height: 300px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .page-hero { padding: 46px 0; }
  .page-hero h1 { font-size: 26px; }
}
@media (max-width: 640px) {
  .topbar { font-size: 12.5px; }
  .topbar .container { justify-content: center; gap: 10px; }
  .tb-sep, .tb-socials .tb-follow { display: none; }
  .tb-left { gap: 13px; justify-content: center; }
  .brand img.logo { height: 46px; }
  .banner-slide { height: 230px; }
  .banner-arrow { width: 38px; height: 38px; font-size: 20px; }
}

/* ---------- Search results ---------- */
.search-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin-bottom: 28px; padding-bottom: 14px; border-bottom: 2px solid var(--border); }
.search-head h2 { font-size: 22px; }
.search-head h2::after { display: none; }
.search-clear { font-size: 13.5px; color: var(--text-light); }
.search-clear:hover { color: var(--red); }
.search-empty { text-align: center; padding: 70px 20px; background: var(--bg-gray); border-radius: var(--radius); }
.search-empty p { font-size: 16px; color: var(--dark); font-weight: bold; margin-bottom: 8px; }
.search-empty .se-hint { font-weight: normal; font-size: 14px; color: var(--text-light); }
.search-empty em { color: var(--red); font-style: normal; }

/* ---------- Contact icons (SVG) ---------- */
svg.ci { width: 16px; height: 16px; fill: currentColor; vertical-align: -3px; }
.header-contact a { display: inline-flex; align-items: center; gap: 7px; }
.header-contact svg.ci { width: 17px; height: 17px; flex: none; }
ul.footer-contact li { display: flex; align-items: center; gap: 9px; margin-bottom: 9px; }
ul.footer-contact svg.ci { width: 16px; height: 16px; fill: #b9c2cf; flex: none; }
ul.footer-contact a { color: #fff; }
ul.footer-contact a:hover { color: var(--orange); }
.pd-contact-box a { display: inline-flex; align-items: center; gap: 6px; }
.pd-contact-box svg.ci { fill: var(--orange-dark); }

/* ---------- Floating chat widget ---------- */
.chatw { position: fixed; right: 22px; bottom: 22px; z-index: 999; font-family: Arial, sans-serif; }
.chatw-btn { display: flex; align-items: center; gap: 8px; background: #25D366; color: #fff; border: none; border-radius: 40px; padding: 13px 22px; font-size: 15px; font-weight: bold; cursor: pointer; box-shadow: 0 6px 20px rgba(37, 211, 102, .45); transition: .25s; }
.chatw-btn svg { width: 24px; height: 24px; }
.chatw-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(37, 211, 102, .55); }
.chatw-btn.hide { display: none; }
.chatw-panel { position: absolute; right: 0; bottom: 64px; width: 300px; background: #fff; border-radius: 12px; box-shadow: 0 12px 40px rgba(15, 25, 40, .25); overflow: hidden; opacity: 0; transform: translateY(14px) scale(.97); pointer-events: none; transition: .25s; }
.chatw-panel.open { opacity: 1; transform: none; pointer-events: auto; }
.chatw-head { background: var(--dark2); color: #fff; padding: 13px 16px; font-family: 'Oswald', Arial; font-size: 15px; letter-spacing: .5px; text-transform: uppercase; display: flex; justify-content: space-between; align-items: center; }
.chatw-close { background: none; border: none; color: #fff; font-size: 22px; cursor: pointer; line-height: 1; padding: 0 2px; }
.chatw-close:hover { color: var(--orange); }
.chatw-body { padding: 14px; }
.chatw-msg { background: #f2f5f9; border-radius: 10px; padding: 11px 13px; font-size: 13.5px; color: #46536a; margin-bottom: 12px; }
.chatw-opt { display: flex; align-items: center; gap: 11px; padding: 11px 13px; border-radius: 8px; margin-bottom: 9px; text-decoration: none; transition: .2s; }
.chatw-opt svg.ci { width: 22px; height: 22px; flex: none; }
.chatw-opt span { display: flex; flex-direction: column; line-height: 1.3; }
.chatw-opt b { font-size: 14px; }
.chatw-opt small { font-size: 11.5px; opacity: .8; }
.chatw-wa { background: #25D366; color: #fff; }
.chatw-wa:hover { background: #1fb457; }
.chatw-mail { background: var(--red); color: #fff; }
.chatw-mail:hover { background: #a01f24; }
.chatw-tel { background: var(--orange); color: #fff; }
.chatw-tel:hover { background: var(--orange-dark); }
.chatw-form { background: var(--dark2); color: #fff; margin-bottom: 2px; }
.chatw-form:hover { background: #3a465e; }
@media (max-width: 600px) {
  .chatw { right: 12px; bottom: 12px; }
  .chatw-btn { padding: 11px 18px; font-size: 14px; }
  .chatw-panel { width: calc(100vw - 60px); }
}